Courtney Lorraine, LCSW
NPI 1427427509 · Clinical Social Worker · Oakland, CA
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Courtney Lorraine, LCSW is a Clinical Social Worker provider in Oakland, CA (NPI 1427427509).
Provider details
- NPI number
- 1427427509
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- 119400 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-09-18
- Last updated
- 2023-12-05
- Certified
- 2023-12-05
Frequently asked questions
- What is Courtney Lorraine's NPI number?
- Courtney Lorraine's National Provider Identifier (NPI) is 1427427509, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Courtney Lorraine's specialty?
- Courtney Lorraine is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Courtney Lorraine located?
- Courtney Lorraine's practice location on file with NPPES is 154 Santa Clara Ave, Oakland, CA 94610-1323.
- What is Courtney Lorraine's phone number?
- The practice phone number listed in the NPPES registry for Courtney Lorraine is (510) 626-0058.
- Does Courtney Lorraine accept Medicare?
- Courtney Lorraine is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Courtney Lorraine's NPI active?
- Yes — Courtney Lorraine's NPI (1427427509) is active in the NPPES registry as of the last update on 2023-12-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.